A hair dryer draws 7.5A when plugged into a 120-V line. (a) What is its resistance? (b)

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A hair dryer draws 7.5A when plugged into a 120-V line.
(a) What is its resistance?
(b) How much charge passes through it in 15 min? (Assume direct current.)
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College Physics

ISBN: 978-0321601834

7th edition

Authors: Jerry D. Wilson, Anthony J. Buffa, Bo Lou

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